Horn circuit for Buick Envision II (2020-2024)

BATTERY DISTRIBUTION ENGINE COMPARTMENT FUSE BLOCK BLK WIRE BLK/WHT WIRE BODY CONTROL MODULE BRN/GRY WIRE BRN/WHT WIRE ENGINE WIRING HARNESS JUNCTION BLOCK GRN/WHT WIRE HIGH NOTE HORN HORN RELAY HORN RLY CTRL HORN SW SIG HOT AT ALL TIMES LOW NOTE HORN RED/GRN WIRE STEERING WHEEL AIR BAG COIL STEERING WHEEL HORN CONTACT